Table 6.
Comparison of the laboratory results of children with COVID-19 by different age groups.
| 0 to <1 Mean (SD) |
1 to <5 Mean (SD) |
5 to <12 Mean (SD) |
12 to <19 Mean (SD) |
p-value | |
|---|---|---|---|---|---|
| Total white cell (109/L) | 8.0 (3.1) | 7.9 (3.4) | 6.5 (2.2) | 5.8 (1.6) | <0.001 |
| Haemoglobin (g/dL) | 11.6 (1.7) | 12.3 (0.9) | 13.0 (1.2) | 14.0 (1.3) | <0.001 |
| Platelets (109/L) | 374.6 (142.1) | 299.1 (84.8) | 282.5 (82.9) | 257.6 (67.1) | <0.001 |
| Neutrophils (109/L) | 2.4 (2.4) | 4.1 (10.3) | 3.3 (1.8) | 3.2 (1.4) | 0.216 |
| Lymphocytes (109/L) | 4.8 (2.2) | 4.3 (2.5) | 2.5 (0.9) | 2.0 (0.8) | <0.001 |
| Prothrombin time (seconds) | 11.2 (2.2) | 11.1 (1.1) | 11.1 (0.7) | 11.5 (0.9) | 0.220 |
| INR | 0.9 (0.1) | 0.9 (0.1) | 0.9 (0.1) | 1.0 (0.1) | 0.001 |
| Activated partial thromboplastin time (seconds) | 34.3 (9.2) | 32.0 (6.6) | 34.0 (33.8) | 31.5 (4.8) | 0.822 |
| Creatinine (micromol/L) | 26.5 (12.0) | 35.5 (38.2) | 40.6 (10.4) | 61.7 (15.6) | <0.001 |
| Lactate dehydrogenase (U/L) | 316.8 (90.0) | 310.3 (95.6) | 232.7 (93) | 206.7 (70.3) | <0.001 |
| Aspartate aminotransferase (U/L) | 57.3 (84.5) | 39.3 (16.7) | 34.9 (43.6) | 22.9 (8.3) | <0.001 |
| Alanine aminotransferase (U/L) | 40.5 (74.7) | 16.0 (8.2) | 19.8 (19.1) | 20.2 (13.1) | <0.001 |
| C-reactive protein (mg/dL) | 3.5 (6.1) | 3.1 (9.8) | 2.3 (6.1) | 2.7 (6.7) | 0.729 |
Note: One-way analysis of variances was used. Bold values represent p-value <0.05.